2009 INFINITI QX56 wiring

EXL-2
IPDM E/R (INTELLIGENT POWER DISTRIBU-
TION MODULE ENGINE ROOM) : Diagnosis Pro-
cedure .....................................................................
31
HEADLAMP (HI) CIRCUIT ................................32
Description ........................................................... ...32
Component Function Check ...................................32
Diagnosis Procedure - Without Daytime Light Sys-
tem ..........................................................................
32
Diagnosis Procedure - With Daytime Light System
...
33
HEADLAMP (LO) CIRCUIT ...............................35
Description ........................................................... ...35
Component Function Check ...................................35
Diagnosis Procedure - Without Daytime Light Sys-
tem ..........................................................................
35
Diagnosis Procedure - With Daytime Light System
...
36
FRONT FOG LAMP CIRCUIT ...........................38
Description ........................................................... ...38
Component Function Check ...................................38
Diagnosis Procedure ..............................................38
PARKING LAMP CIRCUIT ................................40
Description ........................................................... ...40
Component Function Check ...................................40
Diagnosis Procedure - Without Daytime Light Sys-
tem ..........................................................................
40
Diagnosis Procedure - With Daytime Light System
...
42
TURN SIGNAL LAMP CIRCUIT ........................46
Description ........................................................... ...46
Component Function Check ...................................46
Diagnosis Procedure ..............................................46
OPTICAL SENSOR ...........................................49
Description ..............................................................49
Component Function Check ...................................49
Diagnosis Procedure ..............................................49
HEADLAMP AIMING SWITCH ..........................51
Description ........................................................... ...51
Diagnosis Procedure - Without Daytime Light Sys-
tem ..........................................................................
51
Diagnosis Procedure - With Daytime Light System
...
52
HEADLAMP .......................................................53
Wiring Diagram .................................................... ...53
DAYTIME LIGHT SYSTEM ................................57
Wiring Diagram .................................................... ...57
AUTO LIGHT SYSTEM ......................................64
Wiring Diagram .................................................... ...64
HEADLAMP AIMING SYSTEM (MANUAL) ......71
Wiring Diagram .................................................... ...71
FRONT FOG LAMP SYSTEM ...........................75
Wiring Diagram .................................................... ...75
TURN SIGNAL AND HAZARD WARNING
LAMP SYSTEM .............................................. ...
78
Wiring Diagram .................................................... ...78
PARKING, LICENSE PLATE AND TAIL
LAMPS SYSTEM ...............................................
85
Wiring Diagram .................................................... ...85
STOP LAMP ......................................................91
Wiring Diagram .................................................... ...91
BACK-UP LAMP ............................................ ...95
Wiring Diagram .................................................... ...95
TRAILER TOW .................................................100
Wiring Diagram .....................................................100
ECU DIAGNOSIS ......................................106
BCM (BODY CONTROL MODULE) ............... ..106
Reference Value .................................................. .106
Terminal Layout ....................................................108
Physical Values .....................................................108
Wiring Diagram .....................................................114
Fail Safe ...............................................................118
DTC Inspection Priority Chart .............................119
DTC Index ............................................................119
IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) ................
121
Reference Value .................................................. .121
Terminal Layout ....................................................123
Physical Values .....................................................123
Wiring Diagram .....................................................128
Fail Safe ...............................................................131
DTC Index ............................................................133
SYMPTOM DIAGNOSIS ...........................134
EXTERIOR LIGHTING SYSTEM SYMPTOMS ..134
Symptom Table .................................................... .134
NORMAL OPERATING CONDITION ...............136
Description ........................................................... .136
BOTH SIDE HEADLAMPS DO NOT SWITCH
TO HIGH BEAM ................................................
137
Description ........................................................... .137
Diagnosis Procedure .............................................137
BOTH SIDE HEADLAMPS (LO) ARE NOT
TURNED ON .....................................................
138
Description ............................................................138
Diagnosis Procedure .............................................138
PARKING, LICENSE PLATE AND TAIL
LAMPS ARE NOT TURNED ON ......................
139
Description ........................................................... .139
Revision: December 20092009 QX56

HEADLAMPEXL-53
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
HEADLAMP
Wiring Diagram INFOID:0000000003776198
AALWA0195GB
Revision: December 20092009 QX56

DAYTIME LIGHT SYSTEMEXL-57
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
DAYTIME LIGHT SYSTEM
Wiring DiagramINFOID:0000000003776199
ABLWA0022GB
Revision: December 20092009 QX56

EXL-64
< COMPONENT DIAGNOSIS >
AUTO LIGHT SYSTEM
AUTO LIGHT SYSTEM
Wiring DiagramINFOID:0000000003776200
AALWA0197GB
Revision: December 20092009 QX56

HEADLAMP AIMING SYSTEM (MANUAL)EXL-71
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
HEADLAMP AIMING SYSTEM (MANUAL)
Wiring DiagramINFOID:0000000003776201
ABLWA0024GB
Revision: December 20092009 QX56

FRONT FOG LAMP SYSTEMEXL-75
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
FRONT FOG LAMP SYSTEM
Wiring DiagramINFOID:0000000003776202
ABLWA0025GB
Revision: December 20092009 QX56

EXL-78
< COMPONENT DIAGNOSIS >
TURN SIGNAL AND HAZARD WARNING LAMP SYSTEM
TURN SIGNAL AND HAZARD WARNING LAMP SYSTEM
Wiring DiagramINFOID:0000000003776203
ABLWA0026GB
Revision: December 20092009 QX56

PARKING, LICENSE PLATE AND TAIL LAMPS SYSTEMEXL-85
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
PARKING, LICENSE PLATE AND TAIL LAMPS SYSTEM
Wiring DiagramINFOID:0000000003776204
ABLWA0027GB
Revision: December 20092009 QX56